package company.Ali;

import java.util.Scanner;

/**
 * @author briarbear
 * @blog https://briarbear.github.io
 * @date 2018-09-07 20:36
 */
public class A02 {

    public static void main(String[] args) {
        Scanner scanner  = new Scanner(System.in);
        while (scanner.hasNext()) {
            String l1 = scanner.nextLine();
            String l2 = scanner.next();
            String l3 = scanner.next();
            System.out.println("yes,0");
        }
    }
}
